{"asset": {        "version": "0.0",        "gltfUpAxis": "Y"    },    "geometricError":100.000000,"root": {        "transform": [-0.896157,-0.443737,0.000000,0.000000,0.288211,-0.582062,0.760354,0.000000,-0.336439,0.679461,0.652029,0.000000,-2148912.464590,4339873.226268,4136783.092610,1],    "boundingVolume": {    "region": [2.030471,0.710205,2.030651,0.710310,0.000000,12.059700]},"geometricError": 100.000000,        "refine": "REPLACE",        "content": {        "uri": "./tile/5/15/15_1784973.b3dm"}}}